Home / 19,137.23-26,244.60-18,338.97

Finding the Fourth Proportional to 19,137.23, 26,244.60 and 18,338.97

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Solution

The fourth proportional to 19,137.23, 26,244.60 and 18,338.97 is: 25,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.23 : 26,244.60 = 18,338.97 : x
  2. Step 2: Convert to fraction form
    19,137.23/26,244.60 = 18,338.97/x
  3. Step 3: Cross multiply
    19,137.23x = 26,244.60 × 18,338.97
  4. Step 4: Simplify right side
    19,137.23x = 481,298,932.06
  5. Step 5: Solve for x
    x = 481,298,932.06/19,137.23
  6. Step 6: Final answer
    x = 25,149.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.